*In the 1820 Census, the third column is
age class 16-18 and the fourth column is age class 16-25, which means any
individual in column three is duplicated in column four. So,
for an accurate representation of the household, the number in column three
should be subtracted from the number in column four. If, after the
subtraction, any individuals remain in column four, then they have to be
age 19-25, thus creating a "new," more precise age class.

Everything I have is online at this web site. I have no further information, so please don't write asking me if I do.
On the other hand, if you feel I've made an error, please don't hesitate to notify me, but in which case,please include a link to the page you are referencing.There are over 18,000 pages on this web site, and I simply don't remember every page, much less every person on every page.

"The Cloud" is double-speak for "dumb terminal
on a main frame." Been there; done that. Never again.
You are giving away not only your privacy, but control of your data, your apps, and your computer to a corporation. Is that really where you want to go? The IT guys on the big iron hated the Personal Computer because it gave users freedom and power; now they've conned you into being back under their control again.